<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <h1>首页</h1>
    <% if(username){ %>
        <span><%=username%></span>
        <a href="center1/">个人中心</a>
        <a href="/logout">退出登录</a>
    <% }else{ %>
        <a href="/user">登录</a>
        <a href="/logon">注册</a>
        <a href="/center">管理中心</a>
    <%}%>

    <%if(data.length>0){%>
    <ul>
        <%for(let i=0;i<data.length;i++){%>
        <li><%=data[i].title%></li>
        <a href="/deletenote?_id=<%=data[i]._id%>">删除</a>
        <a href="/updatanote?_id=<%=data[i]._id%>">修改</a>
        <%}%>
    </ul>
    <%}%>
</body>

</html>